Maths Olympiad Prep

Library /Japan Junior Mathematical Olympiad

Japan Junior Mathematical Olympiad

25 problems here, rated 2.7 to 4.8 on our scale (Junior to AIME). 22 of them ask for a proof.

Algebra 4Combinatorics 7Geometry 10Number theory 4
#TopicDiffTypeYear
1 Algebra 2.7 answer — open
2 Geometry 3.1 answer — open
3 Algebra 3.3 proof — open
4 Combinatorics 3.4 answer — open
5 Number theory 3.5 proof — open
6 Combinatorics 3.5 proof — open
7 Number theory 3.9 proof — open
8 Combinatorics 3.9 proof — open
9 Geometry 3.9 proof — open
10 Algebra 4.0 proof — open
11 Geometry 4.2 proof — open
12 Geometry 4.2 proof — open
13 Geometry 4.2 proof — open
14 Geometry 4.3 proof — open
15 Number theory 4.3 proof — open
16 Algebra 4.3 proof — open
17 Geometry 4.4 proof — open
18 Geometry 4.5 proof — open
19 Geometry 4.5 proof — open
20 Geometry 4.5 proof — open
21 Combinatorics 4.5 proof — open
22 Combinatorics 4.5 proof — open
23 Combinatorics 4.7 proof — open
24 Number theory 4.8 proof — open
25 Combinatorics 4.8 proof — open
These are sorted by difficulty within the competition, but they aren't a course. The track is the route through, drawn from all the sources at once.